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Analysts said the Japanese measure won't have a meaningful impact immediately on ROK chipmakers Samsung Electronics and SK Hynix, which both have sufficient supplies of the materials for now, given the slowdown in demand for semiconductors.

An old building in Tianjin. [Photo/VCG]

An “Ask Alexa” button lets users set a cook time via voice command. (GeekWire Photo / Kurt Schlosser)

Andrea Kremer and Hannah Storm enter their second season calling games for Amazon’s Thursday Night Football streams. They became the first all-female duo to call an entire NFL game last year. (Amazon Photo)

And in January, the WSJ reported that Amazon had plans to offer brick-and-mortar retailers a checkout system that uses its Kindle tablets. To accelerate that program, it had acquired technology and hired some engineers from GoPago, a San Francisco startup that had begun developing check-out systems using smartphone apps.